Through genetic analyses, scientists now believe the Comb Jellyfish is the earliest known true animal to evolve on Earth. Prior to this genetic analyses, simple sponges were thought to have evolved first.
Timeline Story
First True Animals – Comb Jellyfish
First True Animals – Comb Jellyfish
When: 540 Million BCE
From Year 0 (BCE/CE): -560000000
Post Date: 09/12/2021